NV/HEGC Mtg.-Sept. 26-27, 1968 Page 12 Concerning the A4/A6 bomb rack reliability, the Group was informed that cause of weapon "hangup" has been the failure of a pin-type mechanical linkage on the forward hooks. These pins are being replaced whenever the rack is due for overhaul, after 90 drops, not feasible at the squadron level, but rather accomplished at a maintenance center because of the major disassembly required. A specific designation of a jettison area, whether it be the target area or some other area, is considered necessary as a means of guarding against an aircraft or weapon, or both, going into a line of exercise troops or other area which is potentially dangerous. Marine Corps representatives pointed out the difficulty involved with the single engine A4 in that a flameout or loss of the engine results in the loss of hydraulic power. This, in turn, makes the maneuvering of the aircraft to a specific location extremely difficult. ever, The A6, how- could maneuver on one engine and probably make it back to the landing strip. During a discussion on the safe fire area for howitzers and action to be taken in case of an abort, it was pointed out that the safe quadrant area to which the plan refers does not refer to a target impact area oe but rather to a safe muzzle elevation. In the event of an abort, ora "hold," the round would be "punched out" or removed by removing the primer and the propellant charge cally pushing out the round. and depressing the muzz Te and physi- OE SNL vi: SY gf